Marinette's association with the owl and with shapeshifting draws on a specific strand of Haitian folk belief in the lougawou, a figure whose name is borrowed from the French loup-garou, werewolf, but whose Haitian meaning developed along its own lines, referring less to a wolf-transformation than to a person, often imagined as an older woman, believed capable of shedding her skin at night and flying or traveling in spirit form, sometimes to do harm, a belief documented by folklorists and anthropologists working in Haiti across the twentieth century as a genuinely widespread and taken seriously element of rural social life, bound up with real anxieties about hidden malice, illness and misfortune within a community. Marinette's fierce, nocturnal, owl-associated character situates her within this same imaginative world of night-flying, dangerous female power, distinct from the gentler Rada spirits and reflective of the harder edge the Petwo rite as a whole is understood to carry.
Petwo ceremonies more broadly are marked by an intensity that Rada services generally are not, including the use of small amounts of gunpowder or fire in some rites and drumming and songs pitched to summon the Petwo spirits' hot, urgent energy rather than the cooler, more measured Rada atmosphere, practices approached by practitioners with real seriousness and caution rather than casual display. Vodou is a living, complex religious tradition in which such fierce elements coexist with, and are understood as necessary complements to, its gentler and more benevolent spirits, and Marinette's place within it reflects a broader Haitian recognition that protection, defense and the redress of serious wrongs sometimes require spiritual force that does not present itself as comforting.